2N 01368-001, Installation Manual, Page: 63 / 107

2N Access Unit Installation Manual
63 / 107
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Version A – Stand-alone Access Unit
Place the 2N Access Unit on the flush mounting box / pre-drilled holes with dowels and
pull the cables through the bottom holes. Pull the Ethernet cable through the bottom hole
to the left if necessary.
Insert the metal fitting elements up and down and screw the access unit tight. You can
level the unit slightly in this mounting type.
Version B – Access Unit with an additional module
Unscrew the upper part of the additional base – keypad, RFID reader, etc.
Use a flat screwdriver to take the upper part out.
Slide the additional module to the access unit. Secure its position with small side wedges
and screws.
Place the assembled modules on the flush mounting box / predrilled holes with dowels
and pull the cables through the access unit bottom holes. Feed the Ethernet cable without
the connector from the additional module to the access unit base if necessary.
2N Access Unit
Power Supply Connection
2N Access Unit can be powered either from an external 12 V / 1 A DC source or directly from the
LAN equipped with PoE 802.3af supporting network elements.
External power supply
For reliability reasons, use a 12 V ±15 % SELV supply dimensioned to the current consumption as
required for feeding of the access unit and connected modules.
Current consumption
[A]
Part No. Available power output
[W]
1 91341482E, 91341482US 12
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Warning
With 2N Access Unit 2.0 , modules can be exchanged arbitrarily within a unit. With
earlier versions ( 2N Access Unit 1.0 ), however, the whole unit must be replaced.
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